Thermostat reinvented, and it's finally goodDo you ever feel guilty about not efficiently managing your home's heating and air conditioning? It's not your fault. Turns out, thermostats really are awful, and it's time for a totally new one. Enter the Nest learning thermostat.

White House ignored risks in Solyndra dealBottom Line: The Obama administration committed more than $500 million in taxpayer money to a maker of solar power panels despite repeated red flags about the company’s viability, NBC News’ Lisa Myers reported Wednesday.